<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>game2048</title>
    <link rel="stylesheet" href="index.css">
    <script src="index.js"></script>
</head>
<body>
    <input type="button" value="New Game" class="restart-btn">
    <!-- 700*700  150*150  20 -->
    <div class="game-box">
        <!-- .game-cell.game-cell-行-列 -->
        <div class="game-cell game-cell-0-0"></div>
        <div class="game-cell game-cell-0-1"></div>
        <div class="game-cell game-cell-0-2"></div>
        <div class="game-cell game-cell-0-3"></div>

        <div class="game-cell game-cell-1-0"></div>
        <div class="game-cell game-cell-1-1"></div>
        <div class="game-cell game-cell-1-2"></div>
        <div class="game-cell game-cell-1-3"></div>

        <div class="game-cell game-cell-2-0"></div>
        <div class="game-cell game-cell-2-1"></div>
        <div class="game-cell game-cell-2-2"></div>
        <div class="game-cell game-cell-2-3"></div>

        <div class="game-cell game-cell-3-0"></div>
        <div class="game-cell game-cell-3-1"></div>
        <div class="game-cell game-cell-3-2"></div>
        <div class="game-cell game-cell-3-3"></div>
    </div>
</body>
</html>